Greater Crested (Swift) Tern
Thalasseus (Sterna) bergii
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The greater crested or swift tern is larger than the lesser crested tern with a paler, slightly decurved bill. Both are shown in some of these photos. The top two photos were taken on Maziwe island (1-13), courtesy of Paul Oliver. All of the other photos were also taken on Maziwe (3rd row, 1-06; rest, 10-14).
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All unattributed images on this website are:
copyright © 2001-16 Ron Eggert or David Peterson
All other images are the property of the indicated photographers:
Paul Oliver

Last Update this page: 7-24-15